Table of Contents
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QAY220 All Terrain Crane Operation Manual
Inspection item
Over-wind cutout device (Height Limiter):
1. Operation.
2. Damage of wire rope for weight.
3. Installation.
Chapter 10
4. Operation of solenoid valve.
Operator's Cab:
1. Tightness of nuts and bolts.
2. Function of window and door locks.
3. Connection to turntable.
4. Tilting cylinder.
Control levers and pedals:
Crane controls
1. Function.
instruments
2. Play.
safety devices
Work lamp:
1. Lightness.
2. Damage.
3. Installation.
Lamp on boom head:
1. Lightness.
2. Installation.
Anemometer
1. Installation.
2. Operation.
Jack:
1. Retraction during load lifting.
2. Extension during road travel.
3. Leakage.
4. Function of pilot check valve.
Outrigger
5. Tightness of piping joints.
system
6. Noise and vibration.
7. Deformation and damage of outrigger floats.
Outrigger box, outrigger beam, extension cylinder:
1. Damage and deformation.
2. Tightness of beam lock pins and bosses.
3. Deformation and cracks of bracket.
4. Noise and vibration.
Periodic inspections
10-7
Courtesy of CraneMarket.com
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